43 results
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... Differential Diagnosis SHOCK ... Distributive: • High CO ... Pneumothorax, Cardiac ... Sophia_Hayes_MD #Shock
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Cardiogenic (Intra-cardiac ... Obstructive (Extra-cardiac ... → tension PTX, cardiac ... uw_IMresidency #Shock
POCUS - Measuring Cardiac Output
1) Calculate LVOT Area
2) Calculate LVOT VTI
3) Calculate Cardiac Output

SV = (LVOT
POCUS - Measuring ... Cardiac Output ... ) x (LVOT VTI) CO ... LVOT VTI) X HR CO ... #Output #CO #POCUS
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Lactate > 1.5 High CO ... Cord Injury Low CO ... Pneumothorax, Cardiac ... #criticalcare #algorithm
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
: Distributive shock ... (mild ↑CO) - Side ... Tachyarrhythmias, Cardiac ... Tachyarrhythmias, Cardiac ... Tachyarrhythmias, Cardiac
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
inadequate blood flow (CO ... Pump Problem (↓ CO ... Pneumothorax, Cardiac ... may develop low CO ... pancreatitis, post-cardiac
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... - Distributive Shock ... Pneumothorax • Cardiac ... Differential #Diagnosis #Algorithm
DO2 Equation in Shock = Oxygen Delivery
DO2 = CO x (1.39 x [Hb] x SaO2 +(0.003xPaO2))
DO2
DO2 Equation in Shock ... Delivery DO2 = CO ... ml per minute) CO ... = Cardiac output ... DO2 #Equation #Shock
Decision tree of FALLS-protocol (Fluid Administration Limited by Lung Sonography). Lung Ultrasound in the hemodynamic assessment
assessment of Shock ... classification, cardiac ... , i.e. septic shock ... FALLS #protocol #algorithm ... #Fluids #POCUS
Cardiogenic Shock - Diagnosis and Management Summary
Identifying Hypoperfusion from Cardiac Dysfunction
 • Exam: Congestion vs Hypoperfusion
Cardiogenic Shock ... Hypoperfusion from Cardiac ... Diagnostic Studies • POCUS ... #Cardiogenic #Shock